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EC 5.3.3.5 Details
EC number
5.3.3.5
Accepted name
cholestenol Δ-isomerase
Reaction
5α-cholest-7-en-3β-ol = 5α-cholest-8-en-3β-ol
Systematic name
Δ7-cholestenol Δ7-Δ8-isomerase
CAS registry number
52410-46-5
History
created 1972
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EC Tree
1 Oxidoreductases
2 Transferases
3 Hydrolases
3.1 Acting on ester bonds
3.2 Glycosylases
3.3 Acting on ether bonds
3.4 Acting on peptide bonds (peptidases)
3.5 Acting on carbon-nitrogen bonds, other than peptide bonds
3.6 Acting on acid anhydrides
3.7 Acting on carbon-carbon bonds
3.8 Acting on halide bonds
3.9 Acting on phosphorus-nitrogen bonds
3.10 Acting on sulfur-nitrogen bonds
3.11 Acting on carbon-phosphorus bonds
3.12 Acting on sulfur-sulfur bonds
3.13 Acting on carbon-sulfur bonds
4 Lyases
5 Isomerases
5.1 Racemases and epimerases
5.2 cis-trans-Isomerases
5.3 Intramolecular oxidoreductases
5.3.1 Interconverting aldoses and ketoses, and related compounds
5.3.2 Interconverting keto- and enol-groups
5.3.3 Transposing C=C bonds
5.3.3.1 steroid Δ-isomerase
5.3.3.2 isopentenyl-diphosphate Δ-isomerase
5.3.3.3 vinylacetyl-CoA Δ-isomerase
5.3.3.4 muconolactone Δ-isomerase
5.3.3.5 cholestenol Δ-isomerase
5.3.3.6 methylitaconate Δ-isomerase
5.3.3.7 aconitate Δ-isomerase
5.3.3.8 Δ3-Δ2-enoyl-CoA isomerase
5.3.3.9 prostaglandin-A1 Δ-isomerase
5.3.3.10 5-carboxymethyl-2-hydroxymuconate Δ-isomerase
5.3.3.11 isopiperitenone Δ-isomerase
5.3.3.12 L-dopachrome isomerase
5.3.3.13 polyenoic fatty acid isomerase
5.3.3.14 trans-2-decenoyl-[acyl-carrier protein] isomerase
5.3.3.15 ascopyrone tautomerase
5.3.3.16 4-oxalomesaconate tautomerase
5.3.3.17 trans-2,3-dihydro-3-hydroxyanthranilate isomerase
5.3.3.18 2-(1,2-epoxy-1,2-dihydrophenyl)acetyl-CoA isomerase
5.3.3.19 3-[(4R)-4-hydroxycyclohexa-1,5-dien-1-yl]-2-oxopropanoate isomerase
5.3.3.20 2-hydroxyisobutanoyl-CoA mutase
5.3.3.21 Δ3,5-Δ2,4-dienoyl-CoA isomerase
5.3.3.22 lutein isomerase
5.3.3.23 S-methyl-5-thioribulose 1-phosphate isomerase
5.3.4 Transposing S-S bonds
5.3.99 Other intramolecular oxidoreductases
5.4 Intramolecular transferases
5.5 Intramolecular lyases
5.6 Isomerases altering macromolecular conformation
5.99 Other isomerases
6 Ligases
7 Translocases